Tropidia

Lindley

Edwards’s Bot. Reg. 19: text for plate 1618. 1833

Etymology: Greek tropideion, keel, referring to the boat-shaped floral lip of many species
Synonyms: Tomotris Rafinesque
Treatment appears in FNA Volume 26. Treatment on page 595. Mentioned on page 496.

Herbs, terrestrial, cespitose, erect. Roots branched. Rhizomes short, rigid. Stems erect, branched or simple, reedlike, slender, hard. Leaves few, cauline; sheaths not articulate; blade convolute, plicate, thin. Inflorescences terminal or occasionally from axils of distal leaves, few- to many-flowered panicles [racemes, rarely glomerate], pedunculate [sessile]. Flowers resupinate, small; sepals subequal; lateral sepals distinct [connate at base], forming small mentum; petals similar to sepals, slightly falcate, shorter than sepals; lip sessile, base saccate; column short, fleshy, with short foot; anther abaxial, erect, subequal to rostellum, more than 1/2 length of column; pollinia 2, sectile; stigma entire; viscidium terminal. Fruits capsules, oblong, cylindric.

Distribution

Tropical and subtropical regions, North America, Mexico, West Indies, Central America, South America, Asia, w Pacific.

Discussion

Species 20 (1 in the flora).

... more about "Tropidia"
James D. Ackerman +
Lindley +
Tropical and subtropical regions +, North America +, Mexico +, West Indies +, Central America +, South America +, Asia +  and w Pacific. +
Greek tropideion, keel, referring to the boat-shaped floral lip of many species +
Edwards’s Bot. Reg. +
rasmussen1977a +
Tomotris +
Tropidia +
Orchidaceae tribe Tropidieae +